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- primary standard sound source 原标准声源
- Assessment of Calibration Uncertainty of Standard Sound Source Power Level Using Reverberation Chamber Method 混响室法校准标准声源声功率级不确定度评定
- Check the solution against a primary standard. 对照原来的标准液来检验此溶液。
- The sound source of the urheen is the tube. 二胡的声源是琴筒。
- Study on extending measurement range of viscosity primary standard. 扩大粘度基准量程的研究。
- Procedure could yield an ethically sound source of stem cells. 相关程序（？）可能会带来完全合乎伦理的干细胞来源。
- Drag the Volume slider to change the input volume level for the sound source. 拖移音量滑块以更改声音源的输入音量高低。
- Most standard sound effects can be obtained on tape from film-studio sound libraries. Others may have to be created. 大多数标准的音响效果可以从制片厂音响资料库借来的磁带上转录。少数音响效果也许不得不自己制作。
- A new automated spectro radiometric calibration system is used to establish the new national primary standard of color temperature. 用一个自动的光谱辐射校准系统建立新的国家色温度基准。
- This paper briefly describes the principle, structure and performances of the national primary standard manometer built at the NIM in 1986. 本文概要介绍中国计量科学研究院于1986年建立的国家气压基准器的原理、结构和性能。
- It can orient the sound source of brake place, especially intermittent sharp voice. 刹车部位的声源定位,特别是间歇性的尖锐声;
- According to the requirements of IS06926, this sound source can be used as a stan-dard sound source after calibration. 根据标定结果,按照ISO6926草案的要求,确定该参考声源可以作为标准噪声源。
- The sound source is placed in a reverberation room, and the receiving room is a small anechoic box. 这种方法,声源放在一个混响室内,而接收室是一个小的消声箱。
- Example VB source code, if the inadequacies of the revised notice, please discuss with one sound source upload. VB实例源码;如有不妥之处请修改后通知再讨论一起来完善源码的上传.
- The mechanism of transmission noise given off by vibrating plate stimulated by outside sound source is discussed. 探讨了在外界声源激励下，弹性薄板受激振动，辐射入箱内噪声的形成机理。
- Quality of entire county environment is good, atmosphere stability is in primary standard, pollution is little, have the favorable environment that produces green food and requirement. 全县环境质量良好,大气稳定在一级标准,污染少,具备生产绿色食品的良好环境和条件。
- We heard the voices will be weather, the distance from the sound source, whether wearing headphones and ear shape factors. 我们听到的声音会受到天气、离声源远近、是否戴耳机以及耳朵形状等因素的影响。
- In a musical instrument, boards, plates, kettles, horns or tubes typically act to reinforce and amplify the frequencies that the sound source produces. 乐器的响板、面板、鼓身、号身、管身等，通常用来增强声源产生的声音频率。
- All date issued are traceable to National and International Primary Standards of verification. 本中心所出具的数据均可溯源到国际和国家计量基准。
- A new concept of “HRTF Blur” is proposed in this paper so as to describe the uncertainty of human perception in locating a virtual sound source. 本文提出“HRTF模糊域”这一新概念用以描述人类在三维虚拟声定位中的不确定度。
